Yourdon DeMarco DFD Example: Yourdon DeMarco Diagram

The best way to understand Yourdon DeMarco DFD is to look at some examples of Yourdon DeMarco DFD and start drawing your own. You can now modify the Yourdon DeMarco DFD example below using Visual Paradigm's online Yourdon DeMarco DFD tool.

What is a DFD?

A data-flow diagram (DFD) is a way of representing a flow of a data of a process or a system that aims to be accessible to computer specialist and non-specialist users alike. The DFD also provides information about the outputs and inputs of each entity and the process itself. A data-flow diagram has no control flow, there are no decision rules and no loops. Specific operations based on the data can be represented by a flowchart.

How to create a Yourdon DeMarco DFD?

Yourdon DeMarco DFD can be easily created using a professional Yourdon DeMarco DFD software like Visual Paradigm Online:

  1. Create a new Yourdon DeMarco DFD.
  2. The stencil provides a rich set of Yourdon DeMarco DFD symbols you need to construct your diagram. Just drag and drop the symbols you need to your diagram and connect them with connector lines.
  3. When you finished, you can save the diagram (File > Save as) to our cloud repository for future access. You can also export your work into image (JPG, PNG, PDF, SVG, etc) and share it with your friends or co-workers.

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